Matching Pairs Statistical Process ControlOnline version Familiarize with the usage by Nur Ezrin 1 Histogram 2 Checksheet 3 Pareto Diagram 4 Process Flow Diagram 5 Cause and Effect Diagram 6 Control Charts 7 Scatter Diagram A production process is said to be out-of-control when the quality characteristic of a product is subject also to variation due to assignable causes a bar arranged in decreasing order from left to the right and graphical overview of the process problems The simplest way to determine if a cause and effect relationship exists between two variables graphical representation of all the steps involved in an entire process a structured, prepared form for collecting and analyzing data a graphic representation (bar chart) used to plot the frequency with which different values of a given variable occur. a graphic tool that helps identify, sort, and display possible causes of a problem or quality characteristic